If the polls just closed, how can AP already declare a winner?

Robert Yoon
Robert Yoon is and elections and democracy reporter for The Associated Press, with a focus on analyzing vote and demographic data and explaining the intricacies of the electoral process. He is covering his seventh presidential campaign cycle. This story is part of the Explaining Election 2024 series from The Associated Press, which is aimed at helping make sense of the American democracy. The AP receives support from several private foundations to enhance its explanatory coverage of elections and democracy. The AP is solely responsible for all content.